43972412416 has 33 divisors (see below), whose sum is σ = 87915299061. Its totient is φ = 21982851072.

The previous prime is 43972412411. The next prime is 43972412441. The reversal of 43972412416 is 61421427934.

The square root of 43972412416 is 209696.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 14903526400 + 29068886016 = 122080^2 + 170496^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43972412411) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6706996 + ... + 6713548.

Almost surely, 2^43972412416 is an apocalyptic number.

43972412416 is the 209696-th square number.

It is an amenable number.

43972412416 is a deficient number, since it is larger than the sum of its proper divisors (43942886645).

43972412416 is an frugal number, since it uses more digits than its factorization.

43972412416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13126 (or 6555 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The spelling of 43972412416 in words is "forty-three billion, nine hundred seventy-two million, four hundred twelve thousand, four hundred sixteen".